/**
* @author : Paul Taylor
* @author : Eric Farng
*
* Version @version:$Id: FrameBodyRBUF.java 832 2009-11-12 13:25:38Z paultaylor $
*
* MusicTag Copyright (C)2003,2004
*
* This library is free software; you can redistribute it and/or modify it under the terms of the GNU Lesser
* General Public License as published by the Free Software Foundation; either version 2.1 of the License,
* or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even
* the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
* See the GNU Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License along with this library; if not,
* you can get a copy from http://www.opensource.org/licenses/lgpl-license.php or write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
* Description:
*
*/
package org.jaudiotagger.tag.id3.framebody;
import org.jaudiotagger.tag.InvalidTagException;
import org.jaudiotagger.tag.datatype.BooleanByte;
import org.jaudiotagger.tag.datatype.DataTypes;
import org.jaudiotagger.tag.datatype.NumberFixedLength;
import org.jaudiotagger.tag.id3.ID3v24Frames;
import java.nio.ByteBuffer;
/**
* Body of Recommended buffer size frame, generally used for streaming audio
*/
public class FrameBodyRBUF extends AbstractID3v2FrameBody implements ID3v24FrameBody, ID3v23FrameBody {
private static int BUFFER_FIELD_SIZE = 3;
private static int EMBED_FLAG_BIT_POSITION = 1;
private static int OFFSET_FIELD_SIZE = 4;
/**
* Creates a new FrameBodyRBUF datatype.
*/
public FrameBodyRBUF() {
this.setObjectValue(DataTypes.OBJ_BUFFER_SIZE, (byte) 0);
this.setObjectValue(DataTypes.OBJ_EMBED_FLAG, Boolean.FALSE);
this.setObjectValue(DataTypes.OBJ_OFFSET, (byte) 0);
}
public FrameBodyRBUF(FrameBodyRBUF body) {
super(body);
}
/**
* Creates a new FrameBodyRBUF datatype.
*
* @param bufferSize
* @param embeddedInfoFlag
* @param offsetToNextTag
*/
public FrameBodyRBUF(byte bufferSize, boolean embeddedInfoFlag, byte offsetToNextTag) {
this.setObjectValue(DataTypes.OBJ_BUFFER_SIZE, bufferSize);
this.setObjectValue(DataTypes.OBJ_EMBED_FLAG, embeddedInfoFlag);
this.setObjectValue(DataTypes.OBJ_OFFSET, offsetToNextTag);
}
/**
* Creates a new FrameBodyRBUF datatype.
*
* @param byteBuffer
* @param frameSize
* @throws InvalidTagException if unable to create framebody from buffer
*/
public FrameBodyRBUF(ByteBuffer byteBuffer, int frameSize) throws InvalidTagException {
super(byteBuffer, frameSize);
}
/**
* The ID3v2 frame identifier
*
* @return the ID3v2 frame identifier for this frame type
*/
public String getIdentifier() {
return ID3v24Frames.FRAME_ID_RECOMMENDED_BUFFER_SIZE;
}
/**
*
*/
protected void setupObjectList() {
objectList.add(new NumberFixedLength(DataTypes.OBJ_BUFFER_SIZE, this, BUFFER_FIELD_SIZE));
objectList.add(new BooleanByte(DataTypes.OBJ_EMBED_FLAG, this, (byte) EMBED_FLAG_BIT_POSITION));
objectList.add(new NumberFixedLength(DataTypes.OBJ_OFFSET, this, OFFSET_FIELD_SIZE));
}
}